| 1997 | 1998 | 1999 | |
| January | January 1998 | ||
| February | February 1998 | February 1999 | |
| March | March 1998 | March 1999 | |
| April | April 1998 | ||
| May | May 1998 | ||
| June | June 1998 | ||
| July | (at Yosemite) | ||
| August | August 1997 | August 1998 | |
| September | (editor out of town) | September 1998 | |
| October | October 1997 | ||
| November | November 1997 | ||
| December | (on holiday) |